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fzus63 kmqt 120857
glfls 
expires:202411121700;;900565

open lake forecast for lake superior
national weather service marquette mi
357 am est tue nov 12 2024

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...a 30.4 inch high pressure over the upper great lakes
early this morning will shift east toward southern quebec late today
through tonight, building to 30.6 inches. to the west, a 29.6 
inch trough emerges over the northern plains late today. the 
trough drifts east over the midwest late wednesday into wednesday
night, weakening to around 29.8 inches. the trough continues 
along the southern end of the great lakes thursday into thursday 
night. a 30.1 inch ridge emerges from the plains wednesday night, 
moving into the great lakes for friday and saturday. 


lsz162-121700-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
357 am est tue nov 12 2024 /257 am cst tue nov 12 2024/

.early this morning...south winds 5 to 15 knots. waves calm to
2 feet. 
.today...south winds 10 to 20 knots increasing to 15 to 25 knots.
waves building to 1 to 3 feet. 
.tonight...south winds 15 to 25 knots. waves building to 3 to
5 feet occasionally to 7 feet. 
.wednesday...south winds 15 to 25 knots diminishing to 10 to
20 knots by late morning, then backing southeast by mid
afternoon. a slight chance of showers. waves subsiding to 1 to
3 feet. 
.wednesday night...southeast winds 5 to 15 knots backing
northeast after midnight. showers likely in the evening, then a
slight chance of showers after midnight. waves subsiding to calm
to 2 feet. 
.thursday...northeast winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...east winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.friday...southwest winds 5 to 15 knots backing southeast. waves
calm to 2 feet. 
.saturday...southeast winds 10 to 20 knots veering south. a
chance of showers. waves building to 1 to 3 feet. 

$$
fzus63 kmqt 120857
glfls 
expires:202411121700;;900566

open lake forecast for lake superior
national weather service marquette mi
357 am est tue nov 12 2024

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...a 30.4 inch high pressure over the upper great lakes
early this morning will shift east toward southern quebec late today
through tonight, building to 30.6 inches. to the west, a 29.6 
inch trough emerges over the northern plains late today. the 
trough drifts east over the midwest late wednesday into wednesday
night, weakening to around 29.8 inches. the trough continues 
along the southern end of the great lakes thursday into thursday 
night. a 30.1 inch ridge emerges from the plains wednesday night, 
moving into the great lakes for friday and saturday. 


lsz263-121700-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
357 am est tue nov 12 2024

.early this morning...southeast winds 5 to 15 knots. waves calm
to 2 feet. 
.today...south winds 5 to 15 knots increasing to 15 to 25 knots.
waves building to 2 to 4 feet. 
.tonight...south winds 15 to 25 knots. waves building to 3 to
6 feet occasionally to 8 feet. 
.wednesday...south winds 15 to 25 knots becoming southeast 10 to
20 knots by mid afternoon. a slight chance of rain showers in the
afternoon. waves subsiding to 2 to 4 feet. 
.wednesday night...southeast winds 10 to 20 knots becoming east
5 to 15 knots after midnight. a chance of rain showers. waves
subsiding to 1 to 3 feet. 
.thursday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 
.thursday night...east winds 5 to 15 knots diminishing to less
than 10 knots after midnight. waves subsiding to calm to 2 feet. 
.friday...southwest winds 5 to 15 knots backing south. waves calm
to 2 feet. 
.saturday...southeast winds 10 to 20 knots veering south. a
chance of rain showers. waves building to 1 to 3 feet. 

$$
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